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3080616912 = 243221393173
BaseRepresentation
bin1011011110011110…
…0111101111010000
321221200201112221200
42313213213233100
522302114220122
61225404151200
7136224545262
oct26747475720
97850645850
103080616912
111340a2309a
1271b838500
133a12cc659
142131cdb32
151306ba5ac
hexb79e7bd0

3080616912 has 30 divisors (see below), whose sum is σ = 8621449122. Its totient is φ = 1026872256.

The previous prime is 3080616911. The next prime is 3080616949. The reversal of 3080616912 is 2196160803.

3080616912 is a `hidden beast` number, since 30 + 8 + 0 + 616 + 9 + 1 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2423002176 + 657614736 = 49224^2 + 25644^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3080616911) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10696443 + ... + 10696730.

Almost surely, 23080616912 is an apocalyptic number.

It is an amenable number.

3080616912 is an abundant number, since it is smaller than the sum of its proper divisors (5540832210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3080616912 is a wasteful number, since it uses less digits than its factorization.

3080616912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21393187 (or 21393178 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 3080616912 is about 55503.3054150832. The cubic root of 3080616912 is about 1455.0544040309.

The spelling of 3080616912 in words is "three billion, eighty million, six hundred sixteen thousand, nine hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 21393173 42786346 64179519 85572692 128359038 171145384 192538557 256718076 342290768 385077114 513436152 770154228 1026872304 1540308456 3080616912